disattunev.
/ˌdɪsəˈtjuːn/, /ˌdɪsəˈtʃuːn/, U.S. /ˌdɪsəˈt(j)un/ Now rare.
transitive. To put out of tune or harmony. Chiefly figurative or in figurative context.
ΘΚΠ
society > leisure > the arts > music > musical sound > pitch > tuning or intonation > tune [verb (transitive)] > put out of tune
mistunea1523
untune1598
distune1605
disattune1853
1853 E. Bulwer-Lytton My Novel III. xi. xvi. 328 Thus ever bringing before the mind..images at war with love, and with the poetry of life, he disattuned it (so to speak) for the reception of Nora's letters.
1862 Ladies' Repos. Oct. 630/2 Disattuned by the devil, the wicked world, and our own perverse will, it would sound harshly.
1905 I. B. Balfour tr. C. E. von Goebel Organogr. Plants II. 508 Yet it might be possible if we were in the position to ‘disattune’ the shoot in the same way as this is effected by inner processes.
1970 Daily Standard (Sikeston, Missouri) 25 June 7/6 The bells of the numerous monasteries..were flattened in the air, disattuned by the frost.
This entry has been updated (OED Third Edition, September 2017; most recently modified version published online March 2022).
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